Re: NPE In QueryMetricsFacade

2018-10-22 Thread Xiaoxiang Yu 

I cannot reproduce it one my kylin cluster. Could anyone show us how to 
reproduce that error?
 
I found other users have met same error, counld anyone show us the detail myabe 
useful?

Please attach your detail to https://issues.apache.org/jira/browse/KYLIN-3609. 

Thanks.



俞霄翔/Xiaoxiang Yu 
软件工程师/Software Engineer
电话/Mobile:18516298930
http://kyligence.io 

 

On [DATE], "[NAME]" <[ADDRESS]> wrote:

Hi Team,

 Query metrics are not getting updated on "host:7070/kylin/dashboard".
I found below stack trace regarding query metrics facade in Kylin logs.

  My Kylin version v2.5 with Hbase v1.x. Am I missing something in
configuration which is causing below error?

2018-10-21 18:34:41,625 WARN  [Query
7b16f84c-3053-f64c-2cd2-4ae5348c295c-121] service.QueryService:421 : Write
metric error.
java.lang.NullPointerException
at

org.apache.kylin.rest.metrics.QueryMetricsFacade.updateMetricsToReservoir(QueryMetricsFacade.java:148)
at

org.apache.kylin.rest.metrics.QueryMetricsFacade.updateMetrics(QueryMetricsFacade.java:73)
at

org.apache.kylin.rest.service.QueryService.recordMetric(QueryService.java:503)
at

org.apache.kylin.rest.service.QueryService.doQueryWithCache(QueryService.java:419)
at

org.apache.kylin.rest.service.QueryService.doQueryWithCache(QueryService.java:351)
at

org.apache.kylin.rest.controller.QueryController.query(QueryController.java:86)
at sun.reflect.GeneratedMethodAccessor253.invoke(Unknown Source)
at

sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at

org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)
at

org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133)
at

org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:97)
at

org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827)
at

org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738)
at

org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
at

org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:967)
at

org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901)
at

org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
at

org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:650)
at

org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)


Thank You,
Shrikant Bang.

Re: NPE In QueryMetricsFacade

2018-10-22 Thread ShaoFeng Shi 
There is already a JIRA for this NPE:
https://issues.apache.org/jira/browse/KYLIN-3609


ShaoFeng Shi  于2018年10月22日周一 上午9:08写道：

> It seems the result set is null, and there is a bug which didn't handle
> this situation. Would you like to report a JIRA to Kylin?
>
> Regarding the dashboard, have you created and build the system cube?
>
> Shrikant Bang  于2018年10月22日周一 上午3:19写道：
>
>> Hi Team,
>>
>>  Query metrics are not getting updated on
>> "host:7070/kylin/dashboard". I found below stack trace regarding query
>> metrics facade in Kylin logs.
>>
>>   My Kylin version v2.5 with Hbase v1.x. Am I missing something in
>> configuration which is causing below error?
>>
>> 2018-10-21 18:34:41,625 WARN  [Query
>> 7b16f84c-3053-f64c-2cd2-4ae5348c295c-121] service.QueryService:421 : Write
>> metric error.
>> java.lang.NullPointerException
>> at
>> org.apache.kylin.rest.metrics.QueryMetricsFacade.updateMetricsToReservoir(QueryMetricsFacade.java:148)
>> at
>> org.apache.kylin.rest.metrics.QueryMetricsFacade.updateMetrics(QueryMetricsFacade.java:73)
>> at
>> org.apache.kylin.rest.service.QueryService.recordMetric(QueryService.java:503)
>> at
>> org.apache.kylin.rest.service.QueryService.doQueryWithCache(QueryService.java:419)
>> at
>> org.apache.kylin.rest.service.QueryService.doQueryWithCache(QueryService.java:351)
>> at
>> org.apache.kylin.rest.controller.QueryController.query(QueryController.java:86)
>> at sun.reflect.GeneratedMethodAccessor253.invoke(Unknown Source)
>> at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>> at java.lang.reflect.Method.invoke(Method.java:498)
>> at
>> org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)
>> at
>> org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133)
>> at
>> org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:97)
>> at
>> org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827)
>> at
>> org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738)
>> at
>> org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
>> at
>> org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:967)
>> at
>> org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901)
>> at
>> org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
>> at
>> org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)
>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:650)
>> at
>> org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
>>
>>
>> Thank You,
>> Shrikant Bang.
>>
>
>
> --
> Best regards,
>
> Shaofeng Shi 史少锋
>
>

-- 
Best regards,

Shaofeng Shi 史少锋

Re: NPE In QueryMetricsFacade

2018-10-21 Thread ShaoFeng Shi 
It seems the result set is null, and there is a bug which didn't handle
this situation. Would you like to report a JIRA to Kylin?

Regarding the dashboard, have you created and build the system cube?

Shrikant Bang  于2018年10月22日周一 上午3:19写道：

> Hi Team,
>
>  Query metrics are not getting updated on "host:7070/kylin/dashboard".
> I found below stack trace regarding query metrics facade in Kylin logs.
>
>   My Kylin version v2.5 with Hbase v1.x. Am I missing something in
> configuration which is causing below error?
>
> 2018-10-21 18:34:41,625 WARN  [Query
> 7b16f84c-3053-f64c-2cd2-4ae5348c295c-121] service.QueryService:421 : Write
> metric error.
> java.lang.NullPointerException
> at
> org.apache.kylin.rest.metrics.QueryMetricsFacade.updateMetricsToReservoir(QueryMetricsFacade.java:148)
> at
> org.apache.kylin.rest.metrics.QueryMetricsFacade.updateMetrics(QueryMetricsFacade.java:73)
> at
> org.apache.kylin.rest.service.QueryService.recordMetric(QueryService.java:503)
> at
> org.apache.kylin.rest.service.QueryService.doQueryWithCache(QueryService.java:419)
> at
> org.apache.kylin.rest.service.QueryService.doQueryWithCache(QueryService.java:351)
> at
> org.apache.kylin.rest.controller.QueryController.query(QueryController.java:86)
> at sun.reflect.GeneratedMethodAccessor253.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at
> org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)
> at
> org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133)
> at
> org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:97)
> at
> org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827)
> at
> org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738)
> at
> org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
> at
> org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:967)
> at
> org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901)
> at
> org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
> at
> org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:650)
> at
> org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
>
>
> Thank You,
> Shrikant Bang.
>


-- 
Best regards,

Shaofeng Shi 史少锋

NPE In QueryMetricsFacade

2018-10-21 Thread Shrikant Bang 
Hi Team,

 Query metrics are not getting updated on "host:7070/kylin/dashboard".
I found below stack trace regarding query metrics facade in Kylin logs.

  My Kylin version v2.5 with Hbase v1.x. Am I missing something in
configuration which is causing below error?

2018-10-21 18:34:41,625 WARN  [Query
7b16f84c-3053-f64c-2cd2-4ae5348c295c-121] service.QueryService:421 : Write
metric error.
java.lang.NullPointerException
at
org.apache.kylin.rest.metrics.QueryMetricsFacade.updateMetricsToReservoir(QueryMetricsFacade.java:148)
at
org.apache.kylin.rest.metrics.QueryMetricsFacade.updateMetrics(QueryMetricsFacade.java:73)
at
org.apache.kylin.rest.service.QueryService.recordMetric(QueryService.java:503)
at
org.apache.kylin.rest.service.QueryService.doQueryWithCache(QueryService.java:419)
at
org.apache.kylin.rest.service.QueryService.doQueryWithCache(QueryService.java:351)
at
org.apache.kylin.rest.controller.QueryController.query(QueryController.java:86)
at sun.reflect.GeneratedMethodAccessor253.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)
at
org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133)
at
org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:97)
at
org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827)
at
org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738)
at
org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
at
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:967)
at
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901)
at
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
at
org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:650)
at
org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)


Thank You,
Shrikant Bang.

[jira] [Created] (KYLIN-3609) NPE from QueryMetricsFacade#updateMetricsToReservoir

2018-10-02 Thread Ted Yu (JIRA) 
Ted Yu created KYLIN-3609:
-

 Summary: NPE from QueryMetricsFacade#updateMetricsToReservoir
 Key: KYLIN-3609
 URL: https://issues.apache.org/jira/browse/KYLIN-3609
 Project: Kylin
  Issue Type: Bug
Reporter: Ted Yu


When running test suite, I saw the following in test output:
{code}
2018-10-02 20:59:20,415 WARN  [Query c8f42f2e-8c77-2bfc-97ab-053fbeb7c86e-1] 
service.QueryService:423 : Write metric error.
java.lang.NullPointerException
  at 
org.apache.kylin.rest.metrics.QueryMetricsFacade.updateMetricsToReservoir(QueryMetricsFacade.java:148)
  at 
org.apache.kylin.rest.metrics.QueryMetricsFacade.updateMetrics(QueryMetricsFacade.java:74)
  at 
org.apache.kylin.rest.service.QueryService.recordMetric(QueryService.java:505)
  at 
org.apache.kylin.rest.service.QueryService.doQueryWithCache(QueryService.java:421)
  at 
org.apache.kylin.rest.service.QueryService.doQueryWithCache(QueryService.java:353)
  at 
org.apache.kylin.rest.controller.QueryController.query(QueryController.java:87)
  at 
org.apache.kylin.rest.controller.QueryControllerTest.testQueryException(QueryControllerTest.java:63)
{code}
It seems sqlResponse.getResults() returned null.



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